Abstract: An analysis is made on how to develop learners’ abilities to language output in unnatural language circumstance under the principle perspectives of cognitive linguistics, cognitive psychology and pragmatics with references of studies home and broad on second language acquisition; exploring analysis on semantic and pragmatic functions of words’ which are to be triggered, on internalization of lexical knowledge and acquisition words of second language and on the pragmatic process of mental models of parts layers of formation under their interaction in learning with pleasure and using words more effectively.